Tesla's Value Drops $50 Billion as Musk's Promised Cheaper Battery 3 Years Away

Investors slashed $50 billion (roughly Rs. 3,67,734 crores) from Tesla Inc's market value on Tuesday despite CEO Elon Musk's promise to cut electric vehicle costs so radically that a $25,000 (roughly Rs. 18.4 lakhs) car that drives itself will be possible, but not for at least three years.